Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 15

Waxing Crescent 30%

13:27

20:07

17 Bad
18 Bad
19 Bad
20 OK
21 Good
22 Good
23 OK
00 Good
01 Good
02 Good
03 Good
04 Good
05 OK
06 Good
07 Good
08 OK
09 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:36, Set: 19:15, Transit: 12:54. Moon - Rise: 13:27, Set: 20:07. Civil Dark: 19:49 - 06:02. Nautical Dark: 20:31 - 05:20. Astro Dark: 21:16 - 04:36

Total Clouds (% Sky Obscured)

68
53
46
28
0
1
15
7
8
3
0
10
20
18
17
24
35
56
50
69
66
91
100
100

Low Clouds (% Sky Obscured)

20
27
0
0
0
1
15
7
8
3
0
10
19
17
16
22
34
56
50
69
64
59
69
63

Medium Clouds (% Sky Obscured)

0
0
0
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
12
10
9

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
65
71

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

8
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
14
12
10
10
11
11
11
11
10
10
10
9
8
7
8
10
11
11
10
11
11
14
14

Chance of Frost

Temperature (°C)

20
19
17
15
14
14
13
13
12
12
12
11
11
11
11
12
14
15
16
18
19
20
20
19

Feels Like (°C)

16
16
13
14
13
12
12
11
11
11
10
10
10
9
10
11
12
12
13
15
16
16
16
16

Dew Point (°C)

6
5
4
8
9
9
10
10
9
8
9
9
9
8
8
7
7
7
7
8
8
8
10
9

Relative Humidity (%)

39
40
42
59
69
72
79
81
77
79
81
83
84
83
83
75
65
59
54
52
49
45
52
52

Pressure (mb)

1013
1013
1014
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1018
1018
1018
1017
1017
1016
1016
1016

Ozone (du)

323
325
331
337
339
338
335
335
337
337
338
337
337
335
337
339
340
341
339
335
330
326
323
320

Wednesday 16

Waxing Crescent 30%

14:38

20:31

17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:38, Set: 19:12, Transit: 12:54. Moon - Rise: 14:38, Set: 20:31. Civil Dark: 19:47 - 06:03. Nautical Dark: 20:29 - 05:22. Astro Dark: 21:13 - 04:38

Total Clouds (% Sky Obscured)

100
100
100
100
98
100
100
100
99
100
95
100
100
95
99
83
68
57
49
46
67
57
51
55

Low Clouds (% Sky Obscured)

51
33
29
26
43
1
0
6
57
73
45
63
86
86
79
69
68
57
49
22
14
15
5
32

Medium Clouds (% Sky Obscured)

3
1
15
8
86
99
99
98
99
98
95
76
100
95
99
83
68
4
0
8
9
8
8
6

High Clouds (% Sky Obscured)

72
100
96
100
90
100
100
100
57
100
78
70
100
45
40
56
3
0
0
0
0
0
0
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
9
4
9
8
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
1
0
1
0
0
2
1
1
1
1
8
67
71
37
35
27
14
10
2
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
13
11
9
8
8
8
10
11
12
13
13
14
14
14
13
13
14
15
17
18
17
19
19

Chance of Frost

Temperature (°C)

19
18
17
15
15
14
14
13
13
13
13
13
13
13
13
14
15
16
17
18
18
19
19
19

Feels Like (°C)

15
14
13
12
12
11
11
10
9
9
8
9
9
9
10
11
12
13
14
13
14
15
14
13

Dew Point (°C)

8
9
8
7
7
7
8
8
7
7
6
8
9
10
11
11
13
14
14
7
6
5
6
6

Relative Humidity (%)

50
54
56
56
61
61
68
68
66
65
64
72
79
82
83
83
87
87
82
49
43
39
42
43

Pressure (mb)

1016
1016
1016
1016
1015
1015
1014
1014
1013
1012
1011
1010
1009
1009
1008
1008
1008
1008
1008
1007
1008
1007
1007
1008

Ozone (du)

318
316
314
311
309
306
303
303
305
306
305
306
307
308
310
314
316
318
317
320
320
317
313
312

Thursday 17

Waxing Crescent 39%

15:38

21:04

17 Good
18 Good
19 Bad
20 Bad
21 Bad
22 Good
23 Good
00 Good
01 Good
02 OK
03 OK
04 Good
05 Good
06 Good
07 Good
08 OK
09 Good
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:40, Set: 19:10, Transit: 12:54. Moon - Rise: 15:38, Set: 21:04. Civil Dark: 19:45 - 06:05. Nautical Dark: 20:26 - 05:24. Astro Dark: 21:10 - 04:40

Total Clouds (% Sky Obscured)

8
2
55
86
81
10
10
12
4
26
31
12
1
3
6
21
10
34
100
77
83
88
96
95

Low Clouds (% Sky Obscured)

8
2
1
1
19
10
5
0
0
1
0
3
1
3
0
10
8
24
30
53
36
23
17
34

Medium Clouds (% Sky Obscured)

0
0
3
3
3
0
0
1
0
1
2
0
0
3
4
0
0
0
4
4
6
7
96
75

High Clouds (% Sky Obscured)

2
2
0
60
27
0
2
0
0
0
0
2
1
2
5
9
0
7
100
51
45
34
42
43

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
15
12
11
11
11
11
11
11
11
10
10
10
9
9
10
12
13
14
14
14
14
15
17

Chance of Frost

Temperature (°C)

18
17
16
15
14
13
13
12
12
11
11
11
10
10
10
11
13
15
16
17
17
18
18
18

Feels Like (°C)

13
13
13
12
11
9
9
8
9
9
9
8
8
8
7
9
10
12
13
12
13
14
13
12

Dew Point (°C)

5
7
6
6
7
7
6
6
7
8
8
8
8
8
7
7
7
7
7
7
7
5
5
6

Relative Humidity (%)

43
49
53
57
63
63
63
65
72
77
80
84
84
85
84
78
67
59
54
51
49
44
42
47

Pressure (mb)

1008
1008
1008
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1011
1011
1011

Ozone (du)

312
311
309
308
307
307
308
310
313
309
307
307
305
304
303
302
301
299
298
296
294
290
288
292

Friday 18

First Quarter 49%

16:25

21:49

17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:41, Set: 19:08, Transit: 12:53. Moon - Rise: 16:25, Set: 21:49. Civil Dark: 19:42 - 06:07. Nautical Dark: 20:23 - 05:26. Astro Dark: 21:07 - 04:42

Total Clouds (% Sky Obscured)

94
93
88
73
100
97
93
90
92
96
100
100
100
100
100
100
99
99
97
96
89
83
77
86

Low Clouds (% Sky Obscured)

27
57
55
55
63
78
78
80
69
65
60
60
60
60
60
56
55
63
36
73
39
28
22
21

Medium Clouds (% Sky Obscured)

40
93
10
11
9
12
37
21
21
18
9
15
12
15
10
5
5
4
4
3
3
43
9
60

High Clouds (% Sky Obscured)

39
49
21
33
100
85
73
60
60
33
50
52
57
53
57
100
80
40
80
73
72
71
67
84

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
3
10
7
15
17
1
2
7
3
13
5
24
24
7
2
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
14
14
14
14
13
13
14
14
12
12
11
11
11
12
12
14
16
16
18
18
18
17
16

Chance of Frost

Temperature (°C)

17
17
17
16
16
16
16
15
15
15
15
16
16
16
16
17
18
19
20
21
21
22
22
22

Feels Like (°C)

13
13
13
13
13
12
12
12
12
13
13
14
14
14
13
15
15
16
16
17
16
16
17
17

Dew Point (°C)

8
8
9
9
11
12
11
12
11
13
13
13
13
13
12
13
13
14
13
11
8
8
9
10

Relative Humidity (%)

54
55
59
62
70
78
75
78
77
87
87
85
85
83
78
76
72
70
67
53
43
41
42
44

Pressure (mb)

1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1012
1012
1013
1013
1014
1014
1014
1015

Ozone (du)

300
305
304
302
299
299
300
301
302
302
301
298
297
298
297
296
296
297
297
296
296
296
297
297

Saturday 19

Waxing Gibbous 59%

16:59

22:49

17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:43, Set: 19:05, Transit: 12:53. Moon - Rise: 16:59, Set: 22:49. Civil Dark: 19:40 - 06:09. Nautical Dark: 20:21 - 05:28. Astro Dark: 21:04 - 04:44

Total Clouds (% Sky Obscured)

92
98
99
100
84
94
85
69
77
72
77
94
100
90
80
90
100
100
100
100
99
99
99
99

Low Clouds (% Sky Obscured)

20
20
14
7
0
13
24
31
28
24
21
25
26
33
23
24
24
25
25
26
39
52
68
66

Medium Clouds (% Sky Obscured)

92
92
19
21
30
84
59
10
5
5
5
9
9
24
9
7
3
1
2
7
8
9
10
11

High Clouds (% Sky Obscured)

91
97
98
99
79
62
76
69
77
72
77
94
100
89
67
83
100
100
100
100
93
87
77
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
11
12
7
9
6
0
0
0
0
0
0
0
0
0
0
2
4
6
21

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
11
10
9
8
8
8
9
11
12
13
13
13
12
11
9
10
11
11
11
11
10
10
10

Chance of Frost

Temperature (°C)

22
21
20
19
18
17
17
17
17
17
17
16
16
16
16
14
15
16
16
17
18
18
18
19

Feels Like (°C)

17
17
16
16
16
16
15
15
16
15
16
15
14
14
15
11
11
10
11
11
11
15
15
14

Dew Point (°C)

10
10
11
12
11
11
12
13
14
14
13
13
13
14
14
10
9
8
7
6
5
4
4
3

Relative Humidity (%)

47
50
57
64
65
69
73
78
82
82
79
81
83
87
92
80
70
61
55
48
42
39
37
35

Pressure (mb)

1015
1016
1016
1017
1018
1019
1019
1019
1019
1020
1020
1020
1020
1021
1021
1023
1024
1025
1025
1025
1026
1026
1026
1026

Ozone (du)

298
298
298
299
299
301
301
300
299
297
297
296
295
293
292
291
291
290
289
288
287
285
283
281

Sunday 20

Waxing Gibbous 68%

16:59

23:58

17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:45, Set: 19:03, Transit: 12:52. Moon - Rise: 16:59, Set: 23:58. Civil Dark: 19:37 - 06:10. Nautical Dark: 20:18 - 05:29. Astro Dark: 21:01 - 04:46

Total Clouds (% Sky Obscured)

100
100
98
95
93
89
87
86
72
58
46
52
52
51
57
65
74
71
63
59
65
71
77
70

Low Clouds (% Sky Obscured)

64
61
61
69
83
81
81
81
72
58
46
52
52
51
57
65
71
67
62
56
63
70
77
70

Medium Clouds (% Sky Obscured)

12
14
27
41
54
40
26
12
8
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

92
100
90
77
60
40
26
17
9
6
1
0
0
0
0
0
0
0
0
1
1
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

25
28
21
13
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
6
5
5
7
8
8
8
8
8
8
8
8
8
8
8
9
10
10
10
11
10
10
10

Chance of Frost

Temperature (°C)

18
17
16
17
17
17
16
16
15
15
15
15
15
15
15
16
18
19
20
22
23
24
24
24

Feels Like (°C)

15
15
16
12
14
14
15
15
15
12
13
12
12
12
13
14
15
16
16
15
16
24
24
23

Dew Point (°C)

4
5
5
6
7
7
8
8
8
8
8
8
9
9
10
11
12
13
13
13
13
13
13
13

Relative Humidity (%)

38
43
48
49
52
54
57
59
62
61
61
62
65
67
70
68
67
67
61
56
52
52
51
50

Pressure (mb)

1026
1026
1026
1027
1027
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1029

Ozone (du)

281
280
280
279
279
279
278
277
276
275
273
272
272
272
272
273
273
274
274
275
276
275
275
275

Monday 21

Waxing Gibbous 77%

17:23

01:14

17 Bad
18 Bad
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:46, Set: 19:00, Transit: 12:52. Moon - Rise: 17:23, Set: 01:14. Civil Dark: 19:35 - 06:12. Nautical Dark: 20:16 - 05:31. Astro Dark: 20:59 - 04:48

Total Clouds (% Sky Obscured)

64
55
48
36
28
30
37
41
36
31
26
50
74
97
81
63
50
67
76
89

Low Clouds (% Sky Obscured)

64
55
48
36
28
30
37
41
36
31
26
33
46
62
63
63
50
67
74
71

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
30
60
86
58
28
2
22
43
64

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
3
2
6
5
0
3
1
0
5
5
1
5
3
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
7
8
6
4
4
5
6
6
6
6
6
5
5
5
5
5
6
6
6

Chance of Frost

Temperature (°C)

23
22
21
20
19
18
17
17
16
15
15
14
14
14
14
15
16
18
19
20

Feels Like (°C)

24
24
25
18
18
17
17
17
16
15
15
15
14
13
13
14
16
16
17
18

Dew Point (°C)

14
15
16
15
14
13
13
13
13
13
13
13
12
12
11
12
13
13
14
14

Relative Humidity (%)

57
64
74
72
72
70
74
79
83
85
89
92
89
86
83
80
78
76
73
70

Pressure (mb)

1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1029
1029
1030
1030
1029
1029

Ozone (du)

275
275
276
275
275
274
274
273
273
272
272
271
272
273
273
274
275
275
275
275

Forecast for Boston, Lincolnshire, United Kingdom (52.98,-0.02)

Generated: 15/09/26 17:59:51. Forecast: 15/09/26 to 21/09/26. Timezone: UTC+1.00